<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <title>登录界面</title>
</head>
<body>

    <div class='contain'>
        <form action='/login/' method='post'>
            <p>用户：<input type="text" name="username"></p>
            <p>密码：<input type="password" name="password"></p>
            <button type="submit">登录</button>
        </form>
    </div>


</body>
</html>